SQL PLSQL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is trigger in sql?

1097

How do sql triggers work?

1040

What type of join is sql join?

980

What is the use of count (*) in sql?

1052

What is difference between rank () row_number () and dense_rank () in sql?

1101

What is sql rowcount?

1017

What is equi join in sql?

1073

What is the difference between distinct and unique in sql?

946

What is group by in sql?

1083

Why we use triggers in mysql?

992

What is sql procedures and functions?

1004

Why trigger is used in sql?

970

What is rownum in sql?

1043

Why self join is used in sql?

976

What is the difference between count 1 and count (*) in a sql query?

992

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Un-Answered Questions { SQL PLSQL }

Can 2 queries be executed simultaneously in a distributed database system?

1140

What is form and report?

985

What are the different ways to optimize a sql query?

946

Explain isolation levels. : Transact sql

1068

How do I run a pl sql procedure in sql developer?

968

Is crud a cuss word?

1032

what is the functionality of the function htmlentities? : Sql dba

960

What does fetching a cursor do?

1087

what is rdbms? : Sql dba

1012

What are the types of queries in sql?

1086

Which column of the user triggers data dictionary view displays the database event that will fire the trigger?

1024

What version is sql?

1029

Mention what are different methods to trace the pl/sql code?

1205

How do you update a value in sql?

1043

How do you use a while loop in pl sql?

1010

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